A door swinging open casts a trapezoid on the retina, yet it still looks rectangular. This illustrates

As a teacher walks to the back of the gym, her retinal image gets smaller, but students still perceive her height as stable. This is

A red backpack looks red in sunlight and under a dim classroom lamp, even though wavelengths reaching the eye change. This is

A white worksheet looks white in a shadowed hallway and beside a bright window, even though the light it reflects changes. This illustrates

A dinner plate seen from a steep angle makes an oval image on the retina, but it still appears circular. This is

After reading a ghost story, Maya hears pipes hiss and perceives a whisper, though the sound is ambiguous. Her expectation created a

Told a blurry photo shows a lake monster, campers see a log in the water as a long neck. This best illustrates

In 'THE CAT,' the same middle mark is read as H in THE and A in CAT because neighboring letters guide perception. This demonstrates

After seeing several food ads, Leo identifies an unclear smell in the hall as pizza rather than paint. The ads most likely produced

A doctor expecting flu cases hears 'I feel chilly' when a patient actually says 'I feel silly.' The expectation shaped perception through

Home fans hear a noisy chant as praise, while visiting fans hear the same chant as an insult. Their team expectations show

After a story about rivers, students read 'bank' as a shore rather than a business in an ambiguous sentence. This is a

Viewers counting basketball passes fail to notice a costumed person cross the screen. This shows

A pedestrian asks directions; after a door passes between people, a different pedestrian continues, and the helper does not notice. This shows

At a loud lunch table, Nora follows one friend's voice while filtering out nearby conversations. This is

While checking a scoreboard, a fan looks toward the field but misses a mascot dancing in the aisle. This is an example of

A magician keeps the audience watching a bright scarf while the coin is moved with the other hand. The trick relies on

During a crowded pep rally, Jay ignores most voices but turns when someone says his name. This illustrates the

The moon looks larger near the horizon than high overhead, even when its retinal image is unchanged. This illusion shows perception depends on

In the Müller-Lyer illusion, two equal lines seem unequal when arrowheads point in or out. This suggests size perception is influenced by

In the Ponzo illusion, equal bars on converging railroad tracks look different in length. The illusion depends on

In an Ames room, a person seems to grow or shrink while walking across a distorted room. This shows perception uses

Two nearby lights flash one after the other, and observers see one light moving. This apparent motion is the

Perceptual constancy means

Selective attention is the process of